Ceplecha, Z. (March 1994). "Earth-grazing daylight fireball of August 10, 1972". Astronomy and Astrophysics. 283 (1): 287–288. Bibcode:1994A&A...283..287C. ISSN0004-6361.
S., Abe; J., Borovička; P., Spurný; P., Koten; Z., Ceplecha; Meteor Network Team in Japan (18–22 September 2006). "Earth-grazing fireball on March 29, 2006". European Planetary Science Congress 2006. Berlin. p. 486. Bibcode:2006epsc.conf..486A. Archived from the original on 28 May 2019. Retrieved 2015-03-14.
Borovička, J.; Ceplecha, Z. (April 1992). "Earth-grazing fireball of October 13, 1990". Astronomy and Astrophysics. 257 (1): 323–328. Bibcode:1992A&A...257..323B. ISSN0004-6361.
S., Abe; J., Borovička; P., Spurný; P., Koten; Z., Ceplecha; Meteor Network Team in Japan (18–22 September 2006). "Earth-grazing fireball on March 29, 2006". European Planetary Science Congress 2006. Berlin. p. 486. Bibcode:2006epsc.conf..486A. Archived from the original on 28 May 2019. Retrieved 2015-03-14.
Distance from the center of Earth to the center of the object. See the NASA/JPL Solar System Dynamics Glossary: GeocentricArchived 2013-02-14 at the Wayback Machine. Earth has a radius of approximately 6,400 km.
Distance from the center of Earth to the center of the object. See the NASA/JPL Solar System Dynamics Glossary: GeocentricArchived 2013-02-14 at the Wayback Machine. Earth has a radius of approximately 6,400 km.
S., Abe; J., Borovička; P., Spurný; P., Koten; Z., Ceplecha; Meteor Network Team in Japan (18–22 September 2006). "Earth-grazing fireball on March 29, 2006". European Planetary Science Congress 2006. Berlin. p. 486. Bibcode:2006epsc.conf..486A. Archived from the original on 28 May 2019. Retrieved 2015-03-14.
Ceplecha, Z. (March 1994). "Earth-grazing daylight fireball of August 10, 1972". Astronomy and Astrophysics. 283 (1): 287–288. Bibcode:1994A&A...283..287C. ISSN0004-6361.
Borovička, J.; Ceplecha, Z. (April 1992). "Earth-grazing fireball of October 13, 1990". Astronomy and Astrophysics. 257 (1): 323–328. Bibcode:1992A&A...257..323B. ISSN0004-6361.